2312022330 has 96 divisors (see below), whose sum is σ = 6442360704. Its totient is φ = 573775488.

The previous prime is 2312022311. The next prime is 2312022341. The reversal of 2312022330 is 332202132.

It is a happy number.

2312022330 is a `hidden beast` number, since 2 + 312 + 0 + 22 + 330 = 666.

2312022330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61497 + ... + 91683.

It is an arithmetic number, because the mean of its divisors is an integer number (67107924).

Almost surely, 2^2312022330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312022330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3221180352).

2312022330 is an abundant number, since it is smaller than the sum of its proper divisors (4130338374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2312022330 is a wasteful number, since it uses less digits than its factorization.

2312022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30260 (or 30257 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2312022330 is about 48083.4933215132. The cubic root of 2312022330 is about 1322.3020607295.

Adding to 2312022330 its reverse (332202132), we get a palindrome (2644224462).

The spelling of 2312022330 in words is "two billion, three hundred twelve million, twenty-two thousand, three hundred thirty".